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Note 2 - Securities (Tables)

3 Months Ended

Mar. 31, 2023

Notes Tables

Schedule of Available-for-sale and Held-to-maturity Reconciliation [Table Text Block]

		March 31, 2023
		Amortized Cost				Gross Unrealized Gains				Gross Unrealized (Losses)				Fair Value				Allowance for Credit Losses
Securities available for sale:
U.S. Treasury securities		$	12,471			$	—			$	(1,026	)		$	11,445			$	—
U.S. agency and mortgage-backed securities			106,764				86				(11,944	)			94,906				—
Obligations of states and political subdivisions			64,301				16				(8,313	)			56,004				—
Total securities available for sale		$	183,536			$	102			$	(21,283	)		$	162,355			$	—
Securities held to maturity:
U.S. Treasury securities		$	38,423			$	—			$	(300	)		$	38,123			$	—
U.S. agency and mortgage-backed securities			98,048				—				(7,866	)			90,182				—
Obligations of states and political subdivisions			11,962				37				(1,045	)			10,954				—
Corporate debt securities			3,000				—				(303	)			2,697				(132	)
Total securities held to maturity		$	151,433			$	37			$	(9,514	)		$	141,956			$	(132	)
Total securities		$	334,969			$	139			$	(30,797	)		$	304,311			$	(132	)

		December 31, 2022
		Amortized Cost				Gross Unrealized Gains				Gross Unrealized (Losses)				Fair Value
Securities available for sale:
U.S. Treasury securities		$	12,468			$	—			$	(1,239	)		$	11,229
U.S. agency and mortgage-backed securities			109,972				95				(13,149	)			96,918
Obligations of states and political subdivisions			64,386				4				(9,630	)			54,760
Total securities available for sale		$	186,826			$	99			$	(24,018	)		$	162,907
Securities held to maturity:
U.S. Treasury securities		$	38,211			$	—			$	(568	)		$	37,643
U.S. agency and mortgage-backed securities			99,374				—				(9,189	)			90,185
Obligations of states and political subdivisions			12,573				—				(1,252	)			11,321
Corporate debt securities			3,000				—				(352	)			2,648
Total securities held to maturity		$	153,158			$	—			$	(11,361	)		$	141,797
Total securities		$	339,984			$	99			$	(35,379	)		$	304,704

Schedule of Temporary Impairment Losses, Investments [Table Text Block]

		March 31, 2023
		Less than 12 months								12 months or more								Total
		Fair Value				Unrealized (Loss)				Fair Value				Unrealized (Loss)				Fair Value				Unrealized (Loss)
Securities available for sale:
U.S. Treasury securities		$	—			$	—			$	11,445			$	(1,026	)		$	11,445			$	(1,026	)
U.S. agency and mortgage-backed securities			4,232				(55	)			84,936				(11,889	)			89,168				(11,944	)
Obligations of states and political subdivisions			7,840				(116	)			41,831				(8,197	)			49,671				(8,313	)
Total securities available for sale		$	12,072			$	(171	)		$	138,212			$	(21,112	)		$	150,284			$	(21,283	)

		December 31, 2022
		Less than 12 months								12 months or more								Total
		Fair Value				Unrealized (Loss)				Fair Value				Unrealized (Loss)				Fair Value				Unrealized (Loss)
Securities available for sale:
U.S. Treasury securities		$	9,041			$	(932	)		$	2,188			$	(307	)		$	11,229			$	(1,239	)
U.S. agency and mortgage-backed securities			27,282				(1,945	)			62,342				(11,204	)			89,624				(13,149	)
Obligations of states and political subdivisions			24,689				(2,581	)			26,362				(7,049	)			51,051				(9,630	)
Total securities available for sale		$	61,012			$	(5,458	)		$	90,892			$	(18,560	)		$	151,904			$	(24,018	)
Securities held to maturity:
U.S. Treasury securities		$	19,302			$	(258	)		$	18,342			$	(310	)		$	37,644			$	(568	)
U.S. agency and mortgage-backed securities			58,019				(6,848	)			32,167				(2,341	)			90,186				(9,189	)
Obligations of states and political subdivisions			8,648				(1,008	)			2,672				(244	)			11,320				(1,252	)
Corporate debt securities			2,648				(352	)			—				—				2,648				(352	)
Total securities held to maturity		$	88,617			$	(8,466	)		$	53,181			$	(2,895	)		$	141,798			$	(11,361	)
Total securities		$	149,629			$	(13,924	)		$	144,073			$	(21,455	)		$	293,702			$	(35,379	)

Investments Classified by Contractual Maturity Date [Table Text Block]

		Available for Sale								Held to Maturity
		Amortized Cost				Fair Value				Amortized Cost				Fair Value
Due within one year		$	500			$	500			$	19,949			$	19,779
Due after one year through five years			20,323				19,219				27,721				27,181
Due after five years through ten years			40,251				37,157				24,100				21,910
Due after ten years			122,462				105,479				79,663				73,086
		$	183,536			$	162,355			$	151,433			$	141,956

Marketable Securities [Table Text Block]

		March 31, 2023				December 31, 2022
Federal Home Loan Bank stock		$	691			$	796
Federal Reserve Bank stock			980				980
Community Bankers’ Bank stock			132				132
		$	1,803			$	1,908

Debt Securities, Held-to-Maturity, Credit Quality Indicator [Table Text Block]

		U.S. Treasury securities				U.S. agency and mortgage-backed securities				Obligations of states and political subdivisions				Corporate debt securities				Total Held to Maturity Securities
March 31, 2023
Aaa		$	38,423			$	22,763			$	2,911			$	—			$	64,097
Aa1 / Aa2 / Aa3			—				—				9,051				—				9,051
Baa1 / Baa2 / Baa3			—				—				—				3,000				3,000
Not rated - Agency (1)			—				75,285				—				—				75,285
Total		$	38,423			$	98,048			$	11,962			$	3,000			$	151,433
December 31, 2022
Aaa		$	38,211			$	22,706			$	3,126			$	—			$	64,043
Aa1 / Aa2 / Aa3			—				—				9,447				—				9,447
Baa1 / Baa2 / Baa3			—				—				—				3,000				3,000
Not rated - Agency (1)			—				76,668				—				—				76,668
Total		$	38,211			$	99,374			$	12,573			$	3,000			$	153,158

________________________________________

Debt Securities, Held-to-Maturity, Allowance for Credit Loss [Table Text Block]

		U.S. Treasury securities				U.S. agency and mortgage-backed securities				Obligations of states and political subdivisions				Corporate debt securities				Total Held to Maturity Securities
Balance, December 31, 2022		$	—			$	—			$	—			$	—			$	—
Adjustment for adoption of ASU 2016-13			—				—				—				132				132
Provision for credit losses			—				—				—				—				—
Charge-offs of securities			—				—				—				—				—
Recoveries			—				—				—				—				—
Balance, March 31, 2023		$	—			$	—			$	—			$	132			$	132

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